AFOS product CLIDCA
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057 
CDUS41 KLWX 080602 CCA
CLIDCA

CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1219 AM EST SAT DEC 8 2012


...................................

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR DECEMBER 7 2012...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2012


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         50    825 PM  79    1998  49      1       60
  MINIMUM         37   1219 AM  10    1882  35      2       37
  AVERAGE         44                        42      2       49

PRECIPITATION (IN)
  YESTERDAY        0.05          3.10 2011   0.11  -0.06     3.10
  MONTH TO DATE    0.07                      0.76  -0.69     3.34
  SINCE DEC 1      0.07                      0.76  -0.69     3.34
  SINCE JAN 1     29.49                     37.45  -7.96    45.33

SNOWFALL (IN)
  YESTERDAY        0.0           1.0  1910   0.1  -0.1
  MONTH TO DATE    0.0                       0.4  -0.4
  SINCE JUL 1      T                         0.9  -0.9
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       21                        23     -2       16
  MONTH TO DATE  109                       154    -45      118
  SINCE DEC 1    109                       154    -45      118
  SINCE JUL 1    820                       849    -29      713

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1   1975                      1549    426     1925
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     S (200)
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION     S (200)
  AVERAGE WIND SPEED     5.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93          1100 PM
 LOWEST     64          1200 AM
 AVERAGE    79

..........................................................


THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   49        74      1978
 MINIMUM TEMPERATURE (F)   34         8      1882


SUNRISE AND SUNSET
DECEMBER  8 2012......SUNRISE   714 AM EST   SUNSET   446 PM EST
DECEMBER  9 2012......SUNRISE   715 AM EST   SUNSET   446 PM EST


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




$$
393 
CDUS41 KLWX 080519
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
1219 AM EST SAT DEC 8 2012


................................... 

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR DECEMBER 7 2012...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2012


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         50    825 PM  79    1998  49      1       60       
  MINIMUM         37   1219 AM  10    1882  35      2       37       
  AVERAGE         44                        42      2       49      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.05          3.10 2011   0.11  -0.06     3.10    
  MONTH TO DATE    0.07                      0.76  -0.69     3.34    
  SINCE DEC 1      0.07                      0.76  -0.69     3.34    
  SINCE JAN 1     29.49                     37.45  -7.96    45.33    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM             1.0  1910   0.1   MM                
  MONTH TO DATE    0.0                       0.4   -0.4              
  SINCE JUL 1      T                         0.9   -0.9              
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       21                        23     -2       16       
  MONTH TO DATE  109                       154    -45      118       
  SINCE DEC 1    109                       154    -45      118       
  SINCE JUL 1    820                       849    -29      713       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1   1975                      1549    426     1925       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     S (200)      
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION     S (200)      
  AVERAGE WIND SPEED     5.7                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 1.0                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93          1100 PM                                     
 LOWEST     64          1200 AM                                     
 AVERAGE    79                                                       

..........................................................

                                                                     
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   49        74      1978                    
 MINIMUM TEMPERATURE (F)   34         8      1882                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER  8 2012......SUNRISE   714 AM EST   SUNSET   446 PM EST   
DECEMBER  9 2012......SUNRISE   715 AM EST   SUNSET   446 PM EST   

                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          




$$